INCI Name
Althaea Officinalis ...
Functions
4 Roles
Sustainability
9/10
Category
actives
What It Does
Althaea Officinalis Root Extract is derived from the roots of the marshmallow plant, which are exceptionally rich in mucilaginous polysaccharides — primarily pectin, starch, and mucilage — that form a protective, gel-like film on the skin and mucous membranes. This film-forming mucilage is what distinguishes it from many other botanical extracts, giving it notable soothing, anti-irritant, and barrier-supporting properties that make it particularly valuable in formulations targeting sensitive, dry, or compromised skin. Formulators choose it for its dual role as both a functional skin-calming active and a natural texture enhancer, and it is commonly featured in gentle cleansers, soothing serums, and barrier repair products.
Technical Properties
pH Range
4.5-7.0
Optimal working range
Ionic Charge
nonionic
Molecular charge type
Viscosity Effect
thickening
Impact on formula thickness
Foaming Ability
none
Lather generation
Ingredient Compatibility
Works Well With
Avoid Combining
Sustainability Profile
Sustainability Score
Biodegradability
readily biodegradable
Source
plant-derived
Feedstock
Roots of Althaea officinalis (marshmallow plant), a perennial herb native to Europe, Western Asia, and North Africa
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Quick Reference
- Full INCI Name
- Althaea Officinalis Root Extract
- Common Name
- Marshmallow Extract
- Category
- actives